This discussion might help. It shows how to send two numbers from an Android to an arduino. Note that in your example the latitude and longitude are just two numbers separated by commas by convention and this discussion shows how to do that. Try the example; if it works as shown you should be able to also transmitting the lat and lon you capture in your labels by adapting the example code.Bluetooth HC-06. Arduino. Send. Receive. Send text file. Multitouch. Image - #29 by Juan_Antonio. Juan Antonio previously sent you this link. Did you try it? Something like:
